Home / 39,271.65-58,887.82-19,561.11

Finding the Fourth Proportional to 39,271.65, 58,887.82 and 19,561.11

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Solution

The fourth proportional to 39,271.65, 58,887.82 and 19,561.11 is: 29,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.65 : 58,887.82 = 19,561.11 : x
  2. Step 2: Convert to fraction form
    39,271.65/58,887.82 = 19,561.11/x
  3. Step 3: Cross multiply
    39,271.65x = 58,887.82 × 19,561.11
  4. Step 4: Simplify right side
    39,271.65x = 1,151,911,124.68
  5. Step 5: Solve for x
    x = 1,151,911,124.68/39,271.65
  6. Step 6: Final answer
    x = 29,331.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.